Commodity200520062007200820092010
Dictating machines not capable of op. without an ext. source of power$3,223 $4,149$1,165$19$71
Telephone answering machines$644$8,259$1,839$16,343$1,318$11,961
Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20$64,892$81,315$38,408$62,247$91,147$155,586
Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ...$732,217$369,066$725,975$685,908$1,032,956$475,038
Total$800,976$458,640$770,371$765,663$1,125,440$642,656